add nobot and optout/optin

src/store/data.rs

@@ -41,6 +41,8 @@ pub(crate) struct GroupConfig {
     member_users: HashSet<String>,
     /// List of users banned from posting to the group
     banned_users: HashSet<String>,
+    /// Users who decided they don't want to be shared to the group (does not apply to members)
+    optout_users: HashSet<String>,
     /// True if only members should be allowed to write
     member_only: bool,
     /// Banned domain names, e.g. kiwifarms.cc
@@ -69,6 +71,7 @@ impl Default for GroupConfig {
             admin_users: Default::default(),
             member_users: Default::default(),
             banned_users: Default::default(),
+            optout_users: Default::default(),
             member_only: false,
             banned_servers: Default::default(),
             last_notif_ts: 0,
@@ -147,6 +150,10 @@ impl GroupConfig {
         &self.acct
     }
 
+    pub(crate) fn is_optout(&self, acct: &str) -> bool {
+        self.optout_users.contains(acct)
+    }
+
     pub(crate) fn is_admin(&self, acct: &str) -> bool {
         self.admin_users.contains(acct)
     }
@@ -212,6 +219,17 @@ impl GroupConfig {
         Ok(())
     }
 
+    pub(crate) fn set_optout(&mut self, acct: &str, optout: bool) {
+        let change = if optout {
+            self.optout_users.insert(acct.to_owned())
+        } else {
+            self.optout_users.remove(acct)
+        };
+        if change {
+            self.mark_dirty();
+        }
+    }
+
     pub(crate) fn ban_user(&mut self, acct: &str, ban: bool) -> Result<(), GroupError> {
         let mut change = false;
         if ban {